The Rebel Alliance Emblem is a simple yet elegant ... including the Clone Wars and the Great Jedi Purge. This Star Wars tattoo symbol represents peace, justice, and the spirit of a guardian.

not used super-prominently in the "Star Wars" movies. The "cog" symbol seen in the photo above was 100% Mollo's creation. He also designed the Rebel symbol, but that was more of a freehand exercise.